diff --git a/backups/daemonset+cronjob/daemonset.yaml b/backups/daemonset+cronjob/daemonset.yaml
index 650d13a..95ab5dc 100644
--- a/backups/daemonset+cronjob/daemonset.yaml
+++ b/backups/daemonset+cronjob/daemonset.yaml
@@ -171,6 +171,7 @@ spec:
         - -c
         - |
           # 安装依赖工具
+          sed -i 's/dl-cdn.alpinelinux.org/mirrors.ustc.edu.cn/g' /etc/apk/repositories
           apk add --no-cache bash s3cmd tar rsync curl jq
           
           # 启动一个循环，每分钟检查一次触发文件